session-ios/SignalMessaging/categories/NSAttributedString+OWS.m
Michael Kirk c7662b5a86 Step 2/2 %s/OWSAssert/OWSAssertDebug for existing previous assert semantics
Going forward, we want to prefer safer asserts, but we don't want to blindly
apply crashing asserts across the codebase
2018-09-07 10:00:48 -06:00

40 lines
1,019 B
Objective-C

//
// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
//
#import "NSAttributedString+OWS.h"
#import "UIView+OWS.h"
#import <SignalServiceKit/AppContext.h>
NS_ASSUME_NONNULL_BEGIN
@implementation NSAttributedString (OWS)
- (NSAttributedString *)rtlSafeAppend:(NSString *)text attributes:(NSDictionary *)attributes
{
OWSAssertDebug(text);
OWSAssertDebug(attributes);
NSAttributedString *substring = [[NSAttributedString alloc] initWithString:text attributes:attributes];
return [self rtlSafeAppend:substring];
}
- (NSAttributedString *)rtlSafeAppend:(NSAttributedString *)string
{
OWSAssertDebug(string);
NSMutableAttributedString *result = [NSMutableAttributedString new];
if (CurrentAppContext().isRTL) {
[result appendAttributedString:string];
[result appendAttributedString:self];
} else {
[result appendAttributedString:self];
[result appendAttributedString:string];
}
return [result copy];
}
@end
NS_ASSUME_NONNULL_END